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Finding the Fourth Proportional to 13,034.26, 17,983.05 and 7,368.46

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Solution

The fourth proportional to 13,034.26, 17,983.05 and 7,368.46 is: 10,166.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,034.26 : 17,983.05 = 7,368.46 : x
  2. Step 2: Convert to fraction form
    13,034.26/17,983.05 = 7,368.46/x
  3. Step 3: Cross multiply
    13,034.26x = 17,983.05 × 7,368.46
  4. Step 4: Simplify right side
    13,034.26x = 132,507,384.60
  5. Step 5: Solve for x
    x = 132,507,384.60/13,034.26
  6. Step 6: Final answer
    x = 10,166.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.